urchin/tests/urchin exit code/non zero exit code when a test fails

#!/bin/sh

# Borrow this test which has a failure in it (3 in fact), and
# run it using urchin:
../../urchin "../Counts should be kept of successes and failures./.test" > /dev/null

# Now invert the result, we want _this_ test to fail if the exit
# code was 0.
case $? in
  0) exit 8;;
  *) exit 0;;
esac